A student wants to investigate competition between two organisms. For the investigation, it is most important that the student should choose organisms that

it refers to race, i am pretty sure this was a popular term in nazi germany or something.

these acts divided the south into five military districts.

in the declaration of independence, thomas jefferson announced that every human being has “certain unalienable rights,” among which are those to “life, liberty, and the pursuit of " hope i

your answer is a hope this